Finding the Fourth Proportional to 8,091.38, 12,134.51 and 3,410.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,091.38 : 12,134.51 = 3,410.53 : x
2. Step 2: Convert to fraction form
   8,091.38/12,134.51 = 3,410.53/x
3. Step 3: Cross multiply
   8,091.38x = 12,134.51 × 3,410.53
4. Step 4: Simplify right side
   8,091.38x = 41,385,063.00
5. Step 5: Solve for x
   x = 41,385,063.00/8,091.38
6. Step 6: Final answer
   x = 5,114.71